Frame, 2-way, FLAT DESIGN, antique brass LS series Version: 2-way vertical and horizontal installation IP20 for horizontal and vertical combination suitable for: Modules F 40 (Art. no.: 4.. TSM, 4.. TSEM, 4093 KRM TS D) Modules F 50 (Art. no.: LS 5.. TSM, LS 5.. TSEM) Sensor module JUNG 2-wire bus (Art. no.: SM 1608) Smart Radio (Art. no.: DAB ..) Loudspeaker module (Art. no.: LSM .. 4 ..) Modules for door communication (Art. no.: SI AI .., SI VI .., SI AM .., SI VM .., SI TM ..)